CN107339552A - A kind of damping base - Google Patents
A kind of damping base Download PDFInfo
- Publication number
- CN107339552A CN107339552A CN201710560462.2A CN201710560462A CN107339552A CN 107339552 A CN107339552 A CN 107339552A CN 201710560462 A CN201710560462 A CN 201710560462A CN 107339552 A CN107339552 A CN 107339552A
- Authority
- CN
- China
- Prior art keywords
- side wall
- backup pad
- supporting plate
- damping base
- upper backup
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M3/00—Portable or wheeled frames or beds, e.g. for emergency power-supply aggregates, compressor sets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Electromagnetism (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention provides a kind of damping base, including bottom surface and side wall, the upper end of the bottom surface is provided with lower supporting plate, is connected between the lower supporting plate and side wall by multiple horizontal stage clips；The lower supporting plate is provided with groove, and lower magnet is provided with the groove, and the lower supporting plate is connected by longitudinal stage clip with upper backup pad, and the upper backup pad is connected with the side wall；Upper magnet is provided with below the upper backup pad, gap is provided between the upper magnet and lower magnet, the upper magnet is oppositely arranged with lower magnet with magnetic pole.The present invention can mitigate from vibrations both horizontally and vertically, mitigate noise during equipment operation；The heavier-weight that can be born, it is not easy to it is broken, it is simple and reasonable for structure.
Description
Technical field
The present invention relates to engineering goods technical field, and in particular to a kind of damping base.
Background technology
A variety of instrument and equipments applied to special screne, extremely strong shock-proof pressure-tight characteristic must be had by requiring, these set
Standby base allows for accomplishing the damping of comprehensive (front and rear up and down).Such as military portable field printer, it is necessary to
Print out task can be completed during exercise, and this, which just needs to be equipped with splendid comprehensive of damping effect for portable field printer, subtracts
Shake base.Audio amplifier for another example, audio amplifier are the terminals of whole sound system, and its effect is that audio electric energy is converted into corresponding sound
Can, and it is radiated space, sound be by acoustic wave vibrations transmission, when the sound of audio amplifier is larger, the amplitude of sound wave
It is larger with frequency, the speaker body can be made to produce resonance, the position of possible audio amplifier moves, and is made a point for audio amplifier
Small vibrations can all have influence on the tonequality of audio amplifier, so the vibrations for reducing audio amplifier are critically important, then it is proposed that a kind of audio amplifier
Damping base.In addition, most body-building apparatus are also required to be equipped with corresponding damping base, it is right during sport and body-building to avoid
Interfere downstairs.
Damping base is exactly mainly to play a part of buffering and shock preventing, reduces various kinds of equipment caused noise at work, so
And the practical effect of existing damping base and not fully up to expectations, but in use, noise is appointed when equipment works
It is so very big, there is no to solve the problems, such as noise at all greatly and vibrations are big, so people need a kind of new damping base to solve
This problem.
The content of the invention
A kind of regarding the issue above, the present invention provides damping base.
In order to achieve the above object, the present invention is achieved through the following technical solutions：
A kind of damping base, including bottom surface and side wall, the upper end of the bottom surface are provided with lower supporting plate, the lower supporting plate and side wall
Between pass through multiple horizontal stage clips and connect；The lower supporting plate is provided with groove, lower magnet is provided with the groove, under described
Supporting plate is connected by longitudinal stage clip with upper backup pad, and the upper backup pad is connected with the side wall；Under the upper backup pad
Side is provided with upper magnet, is provided with gap between the upper magnet and lower magnet, the upper magnet with lower magnet is relative with magnetic pole sets
Put.
Further, the lower section of the bottom surface is provided with universal wheel, and the universal wheel is the universal wheel of locking device.
Further, the bottom surface and the side wall are detachably connected；The upper backup pad and the side wall detachably connect
Connect.
Further, the side wall inner surfaces are provided with slide rail, the side of the bottom surface and the upper backup pad be equipped with
The chute that the slide rail is engaged.
Further, the top of the upper backup pad is provided with backing plate, and the backing plate is triangle, and the backing plate is arranged at
Four corners that the upper backup pad intersects with the side wall.
Further, the edge of the backing plate flushes with the corner edge of the side wall, and the upper surface of side wall is higher than
The upper surface of backing plate.
Further, the horizontal stage clip is uniformly arranged in each side wall of the lower supporting plate.
Further, longitudinal stage clip is uniformly arranged on lower surface the and described lower supporting plate of the upper backup pad
The edge of upper surface.
Further, it is detachably connected between each side wall of the damping base.
The present invention compared with prior art, has following beneficial effect：
The present invention between upper backup pad and lower supporting plate by setting multiple extension springs, so as to which the shake of above-below direction occur when base
When dynamic, buffering is played a part of in longitudinal extension spring, so as to mitigate vibrations, realizes vertical direction damping；Upper backup pad is arranged on under
The relative magnet of homopolarity between supporting plate, makes to produce repulsive force between upper backup pad and lower supporting plate, prevent upper backup pad and
Lower supporting plate hits, so as to further mitigate vibrations.By being uniformly arranged multiple transverse directions between lower supporting plate and side wall
Extension spring, so as to which when the vibrations of base generation left and right directions, buffering is played a part of in horizontal extension spring, so as to mitigate vibrations, realizes
Horizontal direction damping.As can be seen here, the present invention can mitigate from vibrations both horizontally and vertically, making an uproar when mitigating equipment operation
Sound.
The present invention utilizes dismountable bottom surface and side wall so that the splicing and dismounting of base are more convenient；By in bottom surface
Lower section set locking device universal wheel, even if make the present invention put heavier article above, also can easily move, when
During mobile suitable position, universal wheel is locked by locking device, so as to realize the fixed rotation of article.In addition, universal wheel
The effect of pillar is also acted as, makes bottom surface prevent long-term use from causing moisture regain or the liquid corrosion by ground away from ground.
In addition, the heavier-weight that the present invention can be born, it is not easy to it is broken, it is simple and reasonable for structure.
Brief description of the drawings
Fig. 1 is the structure chart of the present invention；
Fig. 2 is the top view of upper backup pad and backing plate；
Fig. 3 is the connection structure diagram of upper backup pad and longitudinal stage clip；
Fig. 4 is distribution map of longitudinal stage clip in upper backup pad bottom surface；
Fig. 5 is the connection structure diagram of lower supporting plate and horizontal stage clip.
Wherein, 1- side walls；11- slide rails；2- bottom surfaces；3- upper backup pads；31- backing plates；4- universal wheels；5- lower supporting plates；51-
Groove；6- lower magnets；7- upper magnets；8- longitudinal directions stage clip；9- transverse direction stage clips.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described.
In the description of the invention, it is necessary to explanation, unless otherwise indicated, " multiple " be meant that two or two with
On；The orientation of the instruction such as term " on ", " under ", "left", "right", " interior ", " outer ", " front end ", " rear end ", " top ", " bottom "
Or position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of the description present invention and simplifies description, and
It is not instruction or implies signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore
It is not considered as limiting the invention.In addition, term " first ", " second ", " the 3rd " etc. are only used for describing purpose, and can not
It is interpreted as indicating or implying relative importance.
In the description of the invention, it is also necessary to explanation, unless otherwise clearly defined and limited, term " installation ",
" connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected
Connect；Can be mechanical connection or circuit connection；Can be joined directly together or by the indirect phase of intermediary
Even.For the ordinary skill in the art, visual concrete condition understands the concrete meaning of above-mentioned term in the present invention.
Embodiment 1
As shown in Figures 1 to 5, a kind of damping base, including bottom surface 2 and side wall 1, the upper end of the bottom surface 2 are provided with lower supporting plate
5, connected between the lower supporting plate 5 and side wall 1 by multiple horizontal stage clips 9；The lower supporting plate 5 is provided with groove 51, institute
State and lower magnet 6 is provided with groove 51, the lower supporting plate 5 is connected by longitudinal stage clip 8 with upper backup pad 3, the upper support
Plate 3 is connected with the side wall 1；The lower section of the upper backup pad 3 is provided with upper magnet 7, between the upper magnet 7 and lower magnet 6
Provided with gap, the upper magnet 7 is oppositely arranged with lower magnet 6 with magnetic pole.
The bottom surface 2 and the side wall 1 are detachably connected；The upper backup pad 3 and the side wall 1 are detachably connected.
The top of the upper backup pad 3 is provided with backing plate 31, and the backing plate 31 is triangle, and the backing plate 31 is arranged at institute
State four corners that upper backup pad 3 intersects with the side wall 1.
The edge of the backing plate 31 flushes with the corner edge of the side wall 1, and the upper surface of side wall 1 is higher than backing plate 31
Upper surface.
The horizontal stage clip 9 is uniformly arranged in each side wall 1 of the lower supporting plate 5.
Longitudinal stage clip 8 is uniformly arranged on the upper surface of lower surface the and described lower supporting plate 5 of the upper backup pad 3
Edge.
It is detachably connected between each side wall 1 of the damping base.
Embodiment 2
As shown in Figures 1 to 5, a kind of damping base, including bottom surface 2 and side wall 1, the upper end of the bottom surface 2 are provided with lower supporting plate
5, connected between the lower supporting plate 5 and side wall 1 by multiple horizontal stage clips 9；The lower supporting plate 5 is provided with groove 51, institute
State and lower magnet 6 is provided with groove 51, the lower supporting plate 5 is connected by longitudinal stage clip 8 with upper backup pad 3, the upper support
Plate 3 is connected with the side wall 1；The lower section of the upper backup pad 3 is provided with upper magnet 7, between the upper magnet 7 and lower magnet 6
Provided with gap, the upper magnet 7 is oppositely arranged with lower magnet 6 with magnetic pole.
The lower section of the bottom surface 2 is provided with universal wheel 4, and the universal wheel 4 is the universal wheel 4 of locking device.
The bottom surface 2 and the side wall 1 are detachably connected；The upper backup pad 3 and the side wall 1 are detachably connected.
The inner surface of side wall 1 is provided with slide rail 11, the side of the bottom surface 2 and the upper backup pad 3 be equipped with it is described
The chute that slide rail 11 is engaged.
The top of the upper backup pad 3 is provided with backing plate 31, and the backing plate 31 is triangle, and the backing plate 31 is arranged at institute
State four corners that upper backup pad 3 intersects with the side wall 1.
The edge of the backing plate 31 flushes with the corner edge of the side wall 1, and the upper surface of side wall 1 is higher than backing plate 31
Upper surface.
The horizontal stage clip 9 is uniformly arranged in each side wall 1 of the lower supporting plate 5.
Longitudinal stage clip 8 is uniformly arranged on the upper surface of lower surface the and described lower supporting plate 5 of the upper backup pad 3
Edge.
It is detachably connected between each side wall 1 of the damping base.
The present invention between upper backup pad 3 and lower supporting plate 5 by setting multiple extension springs, so as to which upper and lower occur when base
To vibrations when, buffering is played a part of in longitudinal extension spring, so as to mitigate vibrations, realize vertical direction damping；It is arranged on support
The relative magnet of homopolarity between plate 3 and lower supporting plate 5, makes to produce repulsive force between upper backup pad 3 and lower supporting plate 5, prevents
Upper backup pad 3 and lower supporting plate 5 hit, so as to further mitigate vibrations.By equal between lower supporting plate 5 and side wall 1
It is even that multiple horizontal extension springs are set, so as to which when the vibrations of base generation left and right directions, buffering is played a part of in horizontal extension spring, so as to
Mitigate vibrations, realize horizontal direction damping.As can be seen here, the present invention can mitigate from vibrations both horizontally and vertically, mitigate
Noise caused by equipment operation.
The present invention utilizes dismountable bottom surface 2 and side wall 1 so that the splicing and dismounting of base are more convenient；By the bottom of at
The lower section in face 2 sets the universal wheel 4 of locking device, even if making the present invention put heavier article above, also can easily move
It is dynamic, when the suitable position of movement, universal wheel 4 is locked by locking device, so as to realize the fixed rotation of article.In addition,
Universal wheel 4 also acts as the effect of pillar, makes bottom surface 2 prevent long-term use from causing moisture regain or rotten by the liquid on ground away from ground
Erosion.
In addition, the heavier-weight that the present invention can be born, it is not easy to it is broken, it is simple and reasonable for structure.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic.All essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (9)
1. a kind of damping base, it is characterised in that including bottom surface and side wall, the upper end of the bottom surface is provided with lower supporting plate, described
Connected between lower supporting plate and side wall by multiple horizontal stage clips；The lower supporting plate is provided with groove, is set on the groove
There is lower magnet, the lower supporting plate is connected by longitudinal stage clip with upper backup pad, and the upper backup pad is connected with the side wall；Institute
State and upper magnet is provided with below upper backup pad, gap, the upper magnet and lower magnetic are provided between the upper magnet and lower magnet
Body is oppositely arranged with magnetic pole.
2. a kind of damping base according to claim 1, it is characterised in that the lower section of the bottom surface is provided with universal wheel, institute
State the universal wheel that universal wheel is locking device.
3. a kind of damping base according to claim 1, it is characterised in that the bottom surface and the side wall detachably connect
Connect；The upper backup pad and the side wall are detachably connected.
4. a kind of damping base according to claim 3, it is characterised in that the side wall inner surfaces are provided with slide rail, described
Bottom surface and the side of the upper backup pad are equipped with the chute being engaged with the slide rail.
A kind of 5. damping base according to claim 1, it is characterised in that the top of the upper backup pad is provided with backing plate,
The backing plate is triangle, and the backing plate is arranged at four corners that the upper backup pad intersects with the side wall.
6. a kind of damping base according to claim 5, it is characterised in that the edge of the backing plate turns with the side wall
Jiao Chu edges flush, and the upper surface of side wall is higher than the upper surface of backing plate.
A kind of 7. damping base according to claim 1, it is characterised in that the horizontal stage clip be uniformly arranged on it is described under
In each side wall of supporting plate.
8. a kind of damping base according to claim 1, it is characterised in that longitudinal stage clip is uniformly arranged on described
The edge of the upper surface of lower surface the and described lower supporting plate of supporting plate.
9. a kind of damping base according to claim 1, it is characterised in that removable between each side wall of the damping base
Unload connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710560462.2A CN107339552A (en) | 2017-07-11 | 2017-07-11 | A kind of damping base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710560462.2A CN107339552A (en) | 2017-07-11 | 2017-07-11 | A kind of damping base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107339552A true CN107339552A (en) | 2017-11-10 |
Family
ID=60219128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710560462.2A Withdrawn CN107339552A (en) | 2017-07-11 | 2017-07-11 | A kind of damping base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107339552A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107717486A (en) * | 2017-11-22 | 2018-02-23 | 清远市清新区正代机械科技有限公司 | A kind of vertical column of lathe with damping elevating function |
| CN108226778A (en) * | 2017-12-26 | 2018-06-29 | 施佳云 | A kind of automobile making motor detection apparatus |
| CN108223684A (en) * | 2018-01-11 | 2018-06-29 | 重庆市东泰电器实业有限公司 | A kind of power cabinet mounting base and power cabinet |
| CN108260313A (en) * | 2018-01-30 | 2018-07-06 | 和信精密科技（吴江）有限公司 | A kind of antidetonation composite construction of cabinet |
| CN109454469A (en) * | 2019-01-22 | 2019-03-12 | 柳州铁道职业技术学院 | A kind of numerically-controlled machine tool protection damping base based on magnetic levitation technology |
| CN109514982A (en) * | 2018-11-01 | 2019-03-26 | 青岛浩瑞塑业有限公司 | A kind of woven bag production color press with damping base |
| CN111006715A (en) * | 2019-11-12 | 2020-04-14 | 福建省永正工程质量检测有限公司 | Municipal engineering detection device based on cloud platform and use method |
| CN111795366A (en) * | 2020-07-28 | 2020-10-20 | 张帮鑫 | Shock-absorbing LED spotlight and shock-absorbing method thereof |
| CN112312248A (en) * | 2020-11-30 | 2021-02-02 | 深圳市伊波达电子科技有限公司 | Antidetonation high-fidelity bluetooth speaker |
| CN114427584A (en) * | 2021-12-28 | 2022-05-03 | 山东华联矿业股份有限公司 | Mining machinery shock attenuation strutting arrangement |
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| JP2008208859A (en) * | 2007-02-23 | 2008-09-11 | Toshiba Corp | Vibration-proofing suspension |
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| CN205618601U (en) * | 2016-04-26 | 2016-10-05 | 南京发迹计算机技术有限公司 | A shock attenuation fixing device for computer hardware |
| CN206175553U (en) * | 2016-10-25 | 2017-05-17 | 湖南文理学院 | Automobile shock absorber mechanism |
| CN206250003U (en) * | 2016-12-16 | 2017-06-13 | 国家电网公司 | Mobile model distribution transformer positioner |
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| JP2008208859A (en) * | 2007-02-23 | 2008-09-11 | Toshiba Corp | Vibration-proofing suspension |
| JP2014077458A (en) * | 2012-10-09 | 2014-05-01 | Unirock:Kk | Vibration isolator |
| CN204774583U (en) * | 2015-05-20 | 2015-11-18 | 天津圣金特汽车配件有限公司 | Automobile engine suspension shock mitigation system |
| CN205618601U (en) * | 2016-04-26 | 2016-10-05 | 南京发迹计算机技术有限公司 | A shock attenuation fixing device for computer hardware |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107717486A (en) * | 2017-11-22 | 2018-02-23 | 清远市清新区正代机械科技有限公司 | A kind of vertical column of lathe with damping elevating function |
| CN107717486B (en) * | 2017-11-22 | 2023-11-24 | 正代(广东)机械科技有限公司 | Vertical stand column with shock attenuation raising and lowering functions for lathe |
| CN108226778A (en) * | 2017-12-26 | 2018-06-29 | 施佳云 | A kind of automobile making motor detection apparatus |
| CN108226778B (en) * | 2017-12-26 | 2020-11-13 | 新昌县林昱机械科技有限公司 | Motor detection device for automobile manufacturing |
| CN108223684B (en) * | 2018-01-11 | 2019-08-23 | 重庆市东泰电器实业有限公司 | A kind of power cabinet mounting base and power cabinet |
| CN108223684A (en) * | 2018-01-11 | 2018-06-29 | 重庆市东泰电器实业有限公司 | A kind of power cabinet mounting base and power cabinet |
| CN108260313A (en) * | 2018-01-30 | 2018-07-06 | 和信精密科技（吴江）有限公司 | A kind of antidetonation composite construction of cabinet |
| CN109514982A (en) * | 2018-11-01 | 2019-03-26 | 青岛浩瑞塑业有限公司 | A kind of woven bag production color press with damping base |
| CN109454469A (en) * | 2019-01-22 | 2019-03-12 | 柳州铁道职业技术学院 | A kind of numerically-controlled machine tool protection damping base based on magnetic levitation technology |
| CN111006715A (en) * | 2019-11-12 | 2020-04-14 | 福建省永正工程质量检测有限公司 | Municipal engineering detection device based on cloud platform and use method |
| CN111795366A (en) * | 2020-07-28 | 2020-10-20 | 张帮鑫 | Shock-absorbing LED spotlight and shock-absorbing method thereof |
| CN112312248A (en) * | 2020-11-30 | 2021-02-02 | 深圳市伊波达电子科技有限公司 | Antidetonation high-fidelity bluetooth speaker |
| CN114427584A (en) * | 2021-12-28 | 2022-05-03 | 山东华联矿业股份有限公司 | Mining machinery shock attenuation strutting arrangement |
| CN114427584B (en) * | 2021-12-28 | 2024-03-22 | 山东华联矿业股份有限公司 | Damping and supporting device for mining machinery |
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Application publication date: 20171110 |
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| WW01 | Invention patent application withdrawn after publication |